Furnace Replacement cost: Dubuque vs Sioux City (2026)
In 2026, furnace replacement is about 1% less expensive in Dubuque than in Sioux City. Most homeowners pay around $5,550 in Dubuque versus $5,600 in Sioux City — a gap of roughly $50.
Dubuque IA
Lower costTypically around $5,550
Sioux City IA
Typically around $5,600
Dubuque vs Sioux City: full breakdown
| Factor | Dubuque | Sioux City |
|---|---|---|
| Typical 2026 cost | $5,550 | $5,600 |
| Estimated range | $3,950–$7,100 | $4,000–$7,200 |
| Labor index (vs US) | ×0.92 | ×0.93 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.08 | ×1.08 |
| Local permit | $200 | $200 |
| Labor share | $3,350 | $3,350 |
| Materials/equipment | $2,200 | $2,250 |
Treat these as 2026 localized estimates for furnace replacement, not quotes from a contractor.
How much should this gap actually matter?
At 1%, this gap is small enough that it's usually swallowed by normal quote-to-quote variation for furnace replacement — focus on the contractor, not the city.
Furnace replacement by type: Dubuque vs Sioux City
We localize each furnace replacement type separately for both metros, applying the same labor, climate and permit adjustments each time, so you're comparing like for like.
| Type | Dubuque | Sioux City |
|---|---|---|
| Gas furnace | $3,850–$7,050 | $3,900–$7,100 |
| High-efficiency gas furnace | $3,450–$7,050 | $3,500–$7,100 |
| Electric furnace | $2,200–$4,650 | $2,200–$4,700 |
Furnace replacement numbers here are 2026 planning ranges, adjusted per city — useful for budgeting, not a substitute for an actual quote.
Furnace replacement by home size: Dubuque vs Sioux City
Furnace cost scales with the heating capacity (BTU) your home needs — roughly 40–45 BTU per square foot in a mixed climate. Larger homes need a bigger unit and more ductwork.
| Size | Dubuque | Sioux City |
|---|---|---|
| 1,000 sq ft (≈45,000 BTU) | $2,950–$5,350 | $3,000–$5,400 |
| 1,500 sq ft (≈68,000 BTU) | $3,450–$6,150 | $3,500–$6,200 |
| 2,000 sq ft (≈90,000 BTU) | $3,950–$7,100 | $4,000–$7,200 |
| 2,500 sq ft (≈110,000 BTU) | $4,550–$8,100 | $4,600–$8,200 |
| 3,000 sq ft (≈130,000 BTU) | $5,150–$9,100 | $5,200–$9,200 |
| 3,500+ sq ft (≈150,000 BTU) | $5,750–$10,100 | $5,800–$10,200 |
These are 2026 planning figures for furnace replacement, localized to each city — not formal quotes.
Cheapest time for furnace replacement in either city
A furnace or AC that dies mid-heat-wave gets replaced at whatever the on-call crew charges. One that gets swapped in April or October gets a competitive, unhurried quote instead.
How much should you really budget for HVAC in 2026?
An HVAC budget isn't one number — it's a set of trade-offs between sizing accuracy, efficiency tier and brand. Our editors walk through how each one moves the price.
The budget-first case
In a temperate region the smart move is to size the job correctly with a Manual J and take the base efficiency tier. A system that spends most days coasting can't recover the cost of a high-SEER2 compressor, because the savings only show up under heavy load you don't put on it. Match the equipment to how little you actually run it, not to the brochure's top number.
The efficiency-first case
High runtime changes the math. In a demanding climate the extra efficiency of a heat pump or a top-tier SEER2/AFUE unit gets paid back month after month on the utility bill, and state and utility incentives can shave the upfront figure further now that the federal 25C/25D credits have expired. Price the lifetime bills, not just the tag, before you default down.
The longevity case
The single biggest cost driver isn't the brand — it's correct sizing and install quality. A properly sized, well-commissioned mid-tier system with annual maintenance outlasts an oversized premium unit that short-cycles. Spend on the install, not the badge.
Match the efficiency tier to your climate, insist on a real load calculation, and stack every rebate you qualify for. The expensive mistakes are wrong sizing and a rushed install — not picking the "wrong" brand.
Dubuque vs Sioux City
Is furnace replacement cheaper in Dubuque or Sioux City?
Yes — Sioux City costs more. Expect around $5,600 for furnace replacement there against $5,550 in Dubuque, about $50 (1%) apart in 2026.
Why does furnace replacement cost more in Sioux City than Dubuque?
Labor rates explain most of it — 0.93 in Sioux City vs 0.92 in Dubuque. A cold climate versus cold accounts for the rest.
How much is furnace replacement in Dubuque, IA?
In Dubuque, furnace replacement typically runs $3,950–$7,100 in 2026, with most homeowners paying around $5,550.
When is the cheapest time to buy furnace replacement — and does it differ by city?
It doesn't vary by location — Spring and fall (Mar–May, Sep–Oct) is the discount window in both Dubuque and Sioux City (roughly 5–15% off), while peak summer and mid-winter tends to be the most expensive in either city.
Should I choose where to live based on furnace replacement cost?
Probably not. Yes, $50 is a real gap, but it's a one-time cost you can partly offset in Sioux City with off-season timing and tighter bids. Long-term factors like energy prices and home condition matter more than this one number.
Compare furnace replacement in other cities
Updated June 2026 · By Serhat Özçelik